s snowden andrews



DLPETERS, PHOfQ-UTNDGMPNER. WASHINGTON1 D C.

No. 17,251.R. SNoWl-JEN nnnnws, of Baltimore, Bld- Improved Apparatusfor Heating and Cooking by Gas..-Patent dated' May 12, 1557.--Theapparatus rests on the'gas-burner E; the gas escapes through E into thecylinder b, and the atmospheric air enters through the apertures c ofthe bottom p; the mixed lgas and air passes out through the apertures b,and, upon being ignited, the flame is made to play upwards and aroundthe sides of the boiler, which'rests en disk A current of air passesthrough the pipes h, which becomes heated as it passes thrcughsaidpipes, and, escaping through the holes p of disk f, tends to impartgreat intensity to the `Jrire, upon the-principles of oxydation and hotdraughts.

,f :The inventor says: I do not claim '.thewtiibesuhtand the hot-airchamber g, except as combined with my peculiar apparatus.' v

I claim vthe described article of manufacture, consisting of its tubesh, hot-air -chamber g, perforatedrrim d, and spreading ilange G C,constructed and operating as set forth.

